.mask {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    position: fixed;
    left: 0;
    top: 0;
    z-index: 300;
}

.hiddenContent {
    display: none;
}

.maskReason {
    background: #ffffff;
    border-radius: 8px;
    width: 80%;
    height: 234px;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    // font-family: PingFangSC-Regular;
    font-size: 17px;
    color: #4a4a4a;
    // font-family: PingFangSC-Regular;
    .tipInfo {
        color: red;
    }
    h3 {
        border-bottom: 1px solid #ddd;
        // font-family: PingFangSC-Regular;
        text-align: center;
        height: 50px;
        line-height: 50px;
        font-weight: lighter;
    }
    textarea {
        height: 131px;
        width: 100%;
        padding: 12px 19px;
        font-size: 14px;
        color: #9b9b9b;
    }
    .maskReason_btn {
        width: 100%;
        border-top: 1px solid #ddd;
        height: 50px;
        button {
            width: 50%;
            height: 50px;
            float: left;
            background: none;
            border: none;
            color: #4a4a4a;
            &:last-child {
                color: #0099ff;
                border-left: 1px solid #ddd;
            }
        }
    }
}